PostgreSQL is vulnerable to SQL injection. An attacker is able to inject and execute arbitrary SQL statements in pg_upgrade
and pg_dump
via a malicious trigger definition (`CREATE TRGGER … REFERENCING).
www.securityfocus.com/bid/105923
www.securitytracker.com/id/1042144
access.redhat.com/errata/RHSA-2018:3757
access.redhat.com/security/updates/classification/#important
bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16850
security.gentoo.org/glsa/201811-24
usn.ubuntu.com/3818-1/
www.postgresql.org/about/news/1905/